Many people take a vitamin C supplement believing it will improve their health or prevent disease. Will it really? Are there downsides?
And if you take a vitamin C supplement, does the product actually contain what it says? Is it the best product in terms of quality and value? ConsumerLab.com's tests of popular vitamin C supplements revealed that 20% contained much more vitamin C than listed on their labels — a concern because too much vitamin C can have negative short-term and long-term health effects.
In this report you'll learn about the benefits of vitamin C as an essential nutrient and whether taking it as a supplement helps prevent a cold, gout, or heart disease. You'll also learn that vitamin C may cause problems, including diarrhea, cataracts, and kidney stones.
Of course, you'll also get ConsumerLab.com's tests and comparisons of vitamin C supplements based on independent, laboratory analyses. You'll find out which products were "Approved" or "Not Approved" and why. You'll also learn which products offer exceptional quality and value - making them CL's Top Picks. Some of these cost as little as 1 or 2 cents per dose!
You must be a member to get the full test results along with ConsumerLab.com's recommendations and quality ratings. You will get results for 15 vitamin C supplements selected for testing by ConsumerLab.com as well as for 16 others which passed the same testing in CL's voluntary Quality Certification Program. In this comprehensive review of vitamin C supplements you'll learn:
- Which vitamin C supplements passed testing, and which failed
- Which high-quality vitamin C supplements are also lowest cost
- What vitamin C can and cannot do for your health
- The potential advantages and differences of forms of vitamin C, such as Ester-C, sodium ascorbate, slow-release vitamin C, and liposomal vitamin C
- The value of additional ingredients, such as bioflavonoids (e.g., quercetin, dihydroquercetin, rutin, and hesperidin)
- The dosage of vitamin C used for different purposes
- The potential side-effects of vitamin C and its interactions with drugs and diagnostic tests